The Water Walking Assistant, model 698, is swimming pool exercise equipment designed for use by children and adults with walking, balance, lower extremity, or neurological disabilities or arthritis. This device surrounds the user's upper body to provide support and keep the user upright, enabling lower extremity exercise to improve gait and leg strength. The unit supports the arms and has padded handgrips. SIZES: Extra-small, small, medium, and large. DIMENSIONS (WxL): The extra-small is 11 x 17 inches, small is 11 x 24 inches, medium is 15 x 24 inches, and large is 19 x 24 inches. WEIGHT: The extra-small weighs 2 pounds, small weighs 2.5 pounds, medium weighs 4 pounds, and large weighs 5 pounds.